Cheap flights from Singapore to Seoul
Cheapest current fares: $130 in August 2026, 4,625 km direct flight in ~5h 26m.
Cheapest month-by-month fares
Lowest available fare per calendar month from Singapore (SIN) to Seoul (ICN). Refreshed daily.
Singapore (SIN) → Seoul (ICN)
- August 2026 $130
- July 2026 $136
- September 2026 $143
- October 2026 $167
- November 2026 $180
- December 2026 $217
Frequently asked questions
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What is the cheapest month to fly from Singapore to Seoul?
Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Singapore (SIN) to Seoul (ICN), with fares starting from $130.
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What is the lowest current fare from SIN to ICN?
The lowest currently-listed fare from Singapore (SIN) to Seoul (ICN) is $130 on 2026-08-31.
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How long is the flight from Singapore to Seoul?
Direct flights from SIN to ICN cover approximately 4,625 km (2,874 miles), with an estimated flight time of 5h 26m. Operating airlines: 7C, KE, OZ, SQ, TR, TW.
Related guides for this route
Sibling pages — full route detail, airport overviews, visa context, per-airline routes.